/*
 *  Copyright 2013-2015 www.snakerflow.com.
 *  *
 *  * Licensed under the Apache License, Version 2.0 (the "License");
 *  * you may not use this file except in compliance with the License.
 *  * You may obtain a copy of the License at
 *  *
 *  *     http://www.apache.org/licenses/LICENSE-2.0
 *  *
 *  * Unless required by applicable law or agreed to in writing, software
 *  * distributed under the License is distributed on an "AS IS" BASIS,
 *  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  * See the License for the specific language governing permissions and
 *  * limitations under the License.
 *
 */

package org.snaker.engine.access.hibernate;

import org.hibernate.Hibernate;
import org.hibernate.connection.ConnectionProvider;
import org.hibernate.engine.SessionFactoryImplementor;
import org.snaker.engine.DBAccess;

import java.sql.Blob;
import java.sql.Connection;
import java.sql.SQLException;

/**
 * hibernate3方式的数据库访问
 * @author yuqs
 * @since 2.0
 */
public class Hibernate3Access extends HibernateAccess implements DBAccess {
    protected Connection getConnection() throws SQLException {
        if (sessionFactory instanceof SessionFactoryImplementor) {
            ConnectionProvider cp = ((SessionFactoryImplementor) sessionFactory).getConnectionProvider();
            return cp.getConnection();
        }
        return super.getConnection();
    }

    public Blob createBlob(byte[] bytes) {
        return Hibernate.createBlob(bytes);
    }
}
